When attempting to change the text rotation of a label on the X-axis of a chart to 90 degrees, the rotation is not applied and the original 45 degree angle is maintained.
Restrict the recordset in the Select Expert to only show a subset of the date you intend to display.
Perform the rotation to 90 degrees
You will notice that the correct rotation is now applied
Once you rotation is performed, proceed to unrestrict your recordset by deleting the Selection criteria in the Select Expert
Text Rotation on X-Axis for a chart is not maintained in Crystal Reports , 6804411 , KBA , BI-RA-CR , Crystal Reports designer or BusinessViews Manager , How To